Convert to new override syntax

This is the result of automated script conversion:

scripts/contrib/convert-overrides.py <oe-core directory>

converting the metadata to use ":" as the override character instead of "_".

(From OE-Core rev: 42344347be29f0997cc2f7636d9603b1fe1875ae)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/python/python3-cython_0.29.23.bb

@@ -1,7 +1,7 @@
 inherit setuptools3
 require python-cython.inc
 
-RDEPENDS_${PN} += "\
+RDEPENDS:${PN} += "\
     python3-setuptools \
 "
 
@@ -10,7 +10,7 @@ RDEPENDS_${PN} += "\
 # architecture.
 DISTUTILS_INSTALL_ARGS += "--skip-build"
 
-do_install_append() {
+do_install:append() {
     # rename scripts that would conflict with the Python 2 build of Cython
     mv ${D}${bindir}/cython ${D}${bindir}/cython3
     mv ${D}${bindir}/cythonize ${D}${bindir}/cythonize3